Maths practice for 12-year-olds - page 8 of 309
Number of problems found: 6169
- Sugar 9
Joe has two containers of sugar. One container has 1 2/5 cups, and the other has 4 1/10 cups. If he uses 1 4/5 of sugar, how much does he have left?
- A pattern
If I have a pattern that starts with 1, 4, 9, 16, 25... and so on, which of the following numbers would not appear?
- Saravanan
Saravanan's father bought 2 3/4 m, 2 1/2 m, and 1 1/4 m of cloth. What was the total length of the cloth he bought?
- Negative mixed number 2
What is the product of 1 1/2 and -1 1/4? Enter your answer as a mixed number, in simplest form, in the box.
- Monthly expenses
John's monthly expenses are analyzed as follows: 1/8 for stationery, 1/3 for fuel, 1/6 for parking, and the rest for food. His total expenses are 4500. Calculate the rand value of the food expenses.
- 13 times
1/3 times the sum of a number, and 2.6 is 4.9. What is the number? Enter your answer as a simplified mixed number in the box.
- Grapes 2
Grapes cost 2.17 USD/lb. A customer purchases 1 3/4 lb of grapes. How much did the customer pay for the grapes round to the nearest cent?
- Identify improper fraction
How do you identify improper fractions? Which is improper: A) 3/4 B) 32/15 C) 3/9 D) 2 2/11
- Find mean
Find the mean of two numbers: -4 and 5 (the first is negative four).
- Grain storage
On their farm, Adam's family maintains a storage facility that can hold 19.2 cubic yards (yd3) of grain. Since 1 yard is approximately equal to 0.9144 m, this volume can be converted to m³.
- Vidya
Vidya and Peter went for a picnic. Their mother gave them a 5-liter water bottle. Vidya consumed 2/5 of the water, and Peter consumed the remaining water. How much water did Vidya drink? How much water did Peter drink?
- Lakeside mall
Katy went to lakeside mall. She had $75 to spend she purchased 3 items which cost $12.75, $32.57, and $21.84. How much more does she have to spend?
- A room
A room is 8 2/3 m by 5 1/4 m. What is the area of the room?
- Soup mixes
You sell soup mixes for a fundraiser. For each soup mix you sell, the company that makes the soup receives x dollars, and you receive the remaining amount. You sell 16 soup mixes for a total of (16x+96) dollars. How much money do you receive for each soup
- Building blocks
Rosa bought a set of building blocks for her younger brother, Owen, for his birthday. Owen opened the gift and immediately used all 35 blocks in the set to build a tower shaped like a rectangular prism. Each block is a cube that is 1 1/2 inches along each
- Sales tax 2
The item cost $430 before tax. The sales tax is $17.20. Find the sales tax rate and percentage.
- Height of the box
The box needs to have a volume of 108 ¾ cubic inches. If its width is 7 ¼ inches and its depth is 1 ¼ inches, what must its height be?
- The playhouse
The drawings of the playhouse are made on a scale of 1:50. In the drawing, the length of the cottage is 4.5 cm. How long is the playhouse actually?
- The midday
The midday temperature in Pensacola Beach was 84°F. For the next five hours, it changed to –2°F per hour. The expression 84 − |−2 ⋅ 5| represents the current temperature. What is the current temperature in degrees Fahrenheit?
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